Xcout IntelSietium competitors & alternatives
The 12 closest competitors and alternatives to Sietium among semiconductors companies — ranked by similarity to what Sietium actually does, not by market-cap band.
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About Sietium
SieTium, founded in 2019, is a high-tech enterprise specializing in semiconductor technology, compute, and logic products. The company is headquartered in Xiamen, China, with additional operational connections in regions like Shandong and Shaanxi. It develops specialized semiconductor solutions for advanced computing applications.
Sietium at a glance
Sietium is a semiconductors company headquartered in China. It has raised at least $14.5M across the 2 funding rounds on record, 1 of them with a disclosed amount. Its most recent funding round, Corporate Minority, closed in March 2026.
Sietium funding rounds
At least $14.5M raised across the 2 rounds on record (1 with a disclosed amount). Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Corporate Minority | Undisclosed | 1 named | |
| Secondary Market | $14.5M | 5 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Top 12 Sietium competitors
Ranked by semantic similarity — how close each company is to Sietium by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
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Lontium Semiconductor Corporation designs and supplies high-speed mixed-signal chips, smart video chips, display drivers, and high-speed signal interconnect solutions. The company serves global partners across industries such as intelligent visual terminals, smart vehicles, AR/VR, and artificial intelligence and high-performance computing (AI & HPC).
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SiEngine Technology Co., Ltd. is an automotive chip and technology enterprise established in 2018. It operates research and development centers and sales offices in cities such as Wuhan and Beijing.
Semiconductors & Hardware
CIX Technology designs and develops high-performance, low-power edge intelligent CPU chips and energy-efficient computing solutions. The company provides self-developed general-purpose heterogeneous SoCs to empower applications in personal computing, intelligent cockpits, and edge computing.
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Wuyuan Semiconductor Technology is a semiconductor packaging and testing enterprise located in Qingdao, China. Established in 2022 and based in the Chengyang District, the company focuses on hybrid bonding and advanced packaging technologies for the information technology sector.
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Xiamen UX IC Co., Ltd. is a China-based company primarily engaged in the research, development, design, manufacturing, and sales of optical communication front-end transceiver chips. Established in 2003 and headquartered in Xiamen, China, the company also supplies and trades related integrated circuits and transimpedance amplifiers.
Similar semiconductors company
Hygon Information Technology Co., Ltd. is a Chinese enterprise dedicated to the research and development of advanced computing components, including microprocessors and specialized accelerators. The company's product line features high-performance processors specifically engineered for data centers, alongside mid-range processing units catering to industrial clients. Additionally, they provide a range of versatile processors for various applications, emphasizing high-performance, domestically developed options. Hygon's technology powers diverse sectors, finding utility in areas such as professional workstations, artificial intelligence, cloud infrastructure, data centers, demanding scientific and industrial computing tasks, and security systems. Established in 2014, Hygon Information Technology Co., Ltd. is headquartered in Beijing, China.
Similar semiconductors company
M2 Semiconductor is a venture-backed semiconductor company founded in 2021 and headquartered in Haidian, China. The company specializes in the research, innovation, and development of high-performance general-purpose CPUs and high-performance computing (HPC) ecosystem technology.
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Founded in 2018 and based in Taiyuan, China, Shanxi Semisic Crystal Co., Ltd. (trading as SEMISiC) is a manufacturer of third-generation semiconductor materials, specializing in silicon carbide (SiC) substrates for power and RF applications.
Similar semiconductors company
TylSemi is a chiplet-first silicon company that provides AI infrastructure solutions, including production-ready chiplets and custom silicon platforms for system integration. The company serves technology and infrastructure teams by offering reusable silicon building blocks for XPUs, switches, connectivity, power, and system scaling to accelerate development and reduce costs.
Similar semiconductors company
Sanan Optoelectronics Co., Ltd. specializes in the research, development, production, and marketing of a wide array of advanced components. These offerings encompass LED epitaxial wafers and chips, compound solar cells, various compound semiconductors, specialized semiconductor and communication chips, and sapphire substrates. The company operates both domestically within China and across international markets. Its extensive range of LED lighting solutions covers everything from standard bulbs, tube lamps, downlights, spotlights, and floodlights, to more specialized offerings such as fill lights, tunnel lights, smart lighting systems, and horticulture lighting. These products are predominantly utilized in residential homes, retail environments like shopping malls, hospitality venues such as hotels, corporate settings including office buildings, agricultural applications like vertical farms and greenhouses, and public spaces including streets. Furthermore, Sanan Optoelectronics broadens its portfolio with other sophisticated semiconductor devices, including silicon carbide power diodes and gallium nitride power devices that leverage silicon substrates. The company also supplies optical communication products, specifically DFB lasers, photodiodes, and avalanche photodiodes. Its cutting-edge laser technology extends to visible and infrared VCSELs and edge-emitting lasers, which are vital for innovations in 3D sensing, LiDAR technology, and numerous other consumer-oriented applications. Established in 2000, the company's central operations are based in Xiamen, China.
Similar semiconductors company
Rockchip Electronics Co., Ltd. is a fabless semiconductor enterprise based in China. Since its establishment in Fuzhou in 2001, the company has focused on providing advanced, comprehensive system-on-chip (SoC) solutions. These solutions power a diverse ecosystem of products, from personal computing devices like tablets, notebooks, and Chromebooks, to entertainment systems such as IPTV/OTT boxes. Their technology is also crucial for the Internet of Things (IoT), smart audio, intelligent smartphone video applications, robotics, drones, IP cameras (IPC), and car video recorders (CVR), among other intelligent devices.
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